When a man puts on weight during his partners pregnancy, to match her baby bump,so that she doesn't feel like she's getting fat.
wife (pointing to baby bump); do I look fat.
husband (pointing to sympathy bump); no you don't but do I?
husband (pointing to sympathy bump); no you don't but do I?
by TEAcakesROCKnROLL October 20, 2008
Get the sympathy bumpmug.